Kotlin Developer

HeadHR; Województwo małopolskie; On-site; PLN 212,494 - 297,492; Full time

Benefits offered by this job

Private healthcare

Multisport card

Referral program

Free parking

Company events

Job summary

HeadHR is looking for a Kotlin Developer in Poland to build and manage a platform for compliance with software development standards. This role involves developing backend and lightweight frontend features, working with APIs, and collaborating in an agile environment. You'll engage directly with users and stakeholders to solve problems while ensuring frequent, reliable releases. The position offers a hybrid work model with 6 days monthly in the office in Cracow, alongside benefits such as private healthcare and opportunities for professional growth.

Qualifications

• Experience in Kotlin (or Java with willingness to learn Kotlin).
• Experienced in API development, SQL/databases, and HTML/Javascript.
• Strong technical and analytical troubleshooting skills.

Responsibilities

• Work closely with teams to improve products in production.
• Design and develop backend and frontend features.
• Build APIs and microservices that address business needs.

Skills

Kotlin

API development

SQL/databases

HTML/Javascript

Agile methodologies

Microservices

Jira

Confluence

Tools

AWS

Azure

GCP

Jenkins CI/CD

Job description

The project focuses on building a platform that helps control owners and engineering teams clearly see, manage, and track their compliance with software development standards in one place. As a Kotlin Developer you will work on Kotlin and Java based web applications and APIs, contributing to one of several applications or proof of concepts, depending on your experience and where you fit best. The platform is built around a microservice architecture and emphasises clean code, well designed APIs and modern engineering practices used.

What you will do?

• Work closely with developers, testers and teams across the organisation to build, run and improve products in production
• Design, develop, and deliver both backend and lightweight frontend features based on the backlog and priorities; the UI layer is intentionally simple and not classic frontend heavy work
• Partner with the engineering team to shape, build, and release new features from idea to production
• Engage directly with users and stakeholders to solve real problems, handle issues and respond to feature requests
• Build APIs and microservices that address concrete business needs
• Deliver frequent, reliable releases in an agile CI/CD setup, keeping a steady and sustainable development pace

Kogo poszukujemy?

• Client: lead international bank
• Hybrid work: 6 days per month from the office in Cracow

Skills:

• Experience in Kotlin (or Java with willingness to learn Kotlin)
• Experienced in at least two or three of the following: API development, SQL/databases, HTML/Javascript
• Strong technical and analytical troubleshooting skills
• Experience in working with Agile including the use of Jira / Confluence
• Understanding of microservices

Nice to have:

• Good working knowledge of cloud technologies like AWS, Azure or GCP
• Experience building out CI toolchains using Jenkins CI/CD
• Background in Systems Administration across Linux/AIX/WAS platforms

What's in it for you?

• Prestigious position at one of the world's largest banks
• Stable, long-term projects
• Hybrid work (6 days per week from the office in Cracow)
• Working with modern IT technologies
• Growth and development opportunities with the possibility to move between projects
• Private healthcare and multisport card
• Referral program, free parking and company events